653990260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 288

約数和(自身を含む): 1912135680

約数和(自身を除く): 1258145420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 31, 35, 38, 44, 49, 55, 62, 70, 76, 77, 95, 98, 103, 110, 124, 133, 140, 154, 155, 190, 196, 206, 209, 217, 220, 245, 266, 308, 310, 341, 380, 385, 412, 418, 434, 490, 515, 532, 539, 589, 620, 665, 682, 721, 770, 836, 868, 931, 980, 1030, 1045, 1078, 1085, 1133, 1178, 1330, 1364, 1442, 1463, 1519, 1540, 1705, 1862, 1957, 2060, 2090, 2156, 2170, 2266, 2356, 2387, 2660, 2695, 2884, 2926, 2945, 3038, 3193, 3410, 3605, 3724, 3914, 4123, 4180, 4340, 4532, 4655, 4774, 5047, 5390, 5665, 5852, 5890, 6076, 6386, 6479, 6820, 7210, 7315, 7595, 7828, 7931, 8246, 9310, 9548, 9785, 10094, 10241, 10780, 11330, 11780, 11935, 12772, 12958, 13699, 14420, 14630, 15190, 15862, 15965, 16492, 16709, 18620, 19570, 20188, 20482, 20615, 21527, 22351, 22660, 23870, 25235, 25916, 27398, 28861, 29260, 30380, 31724, 31930, 32395, 33418, 35123, 39140, 39655, 40964, 41230, 43054, 44702, 45353, 47740, 50470, 51205, 54796, 55517, 57722, 60667, 63860, 64790, 66836, 68495, 70246, 79310, 82460, 83545, 86108, 89404, 90706, 95893, 100940, 102410, 107635, 111034, 111755, 115444, 121334, 129580, 136990, 140492, 144305, 150689, 156457, 158620, 167090, 175615, 181412, 191786, 204820, 215270, 222068, 223510, 226765, 242668, 245861, 273980, 277585, 288610, 301378, 303335, 312914, 317471, 334180, 351230, 383572, 424669, 430540, 447020, 453530, 479465, 491722, 555170, 577220, 602756, 606670, 625828, 634942, 667337, 702460, 753445, 782285, 849338, 907060, 958930, 983444, 1054823, 1110340, 1213340, 1229305, 1269884, 1334674, 1506890, 1564570, 1587355, 1698676, 1721027, 1917860, 2109646, 2123345, 2458610, 2669348, 2972683, 3013780, 3129140, 3174710, 3336685, 3442054, 4219292, 4246690, 4671359, 4917220, 5274115, 5945366, 6349420, 6673370, 6884108, 8493380, 8605135, 9342718, 10548230, 11890732, 13346740, 14863415, 17210270, 18685436, 21096460, 23356795, 29726830, 32699513, 34420540, 46713590, 59453660, 65399026, 93427180, 130798052, 163497565, 326995130, 653990260]

約数ペア:

[(1, 653990260), (2, 326995130), (4, 163497565), (5, 130798052), (7, 93427180), (10, 65399026), (11, 59453660), (14, 46713590), (19, 34420540), (20, 32699513), (22, 29726830), (28, 23356795), (31, 21096460), (35, 18685436), (38, 17210270), (44, 14863415), (49, 13346740), (55, 11890732), (62, 10548230), (70, 9342718), (76, 8605135), (77, 8493380), (95, 6884108), (98, 6673370), (103, 6349420), (110, 5945366), (124, 5274115), (133, 4917220), (140, 4671359), (154, 4246690), (155, 4219292), (190, 3442054), (196, 3336685), (206, 3174710), (209, 3129140), (217, 3013780), (220, 2972683), (245, 2669348), (266, 2458610), (308, 2123345), (310, 2109646), (341, 1917860), (380, 1721027), (385, 1698676), (412, 1587355), (418, 1564570), (434, 1506890), (490, 1334674), (515, 1269884), (532, 1229305), (539, 1213340), (589, 1110340), (620, 1054823), (665, 983444), (682, 958930), (721, 907060), (770, 849338), (836, 782285), (868, 753445), (931, 702460), (980, 667337), (1030, 634942), (1045, 625828), (1078, 606670), (1085, 602756), (1133, 577220), (1178, 555170), (1330, 491722), (1364, 479465), (1442, 453530), (1463, 447020), (1519, 430540), (1540, 424669), (1705, 383572), (1862, 351230), (1957, 334180), (2060, 317471), (2090, 312914), (2156, 303335), (2170, 301378), (2266, 288610), (2356, 277585), (2387, 273980), (2660, 245861), (2695, 242668), (2884, 226765), (2926, 223510), (2945, 222068), (3038, 215270), (3193, 204820), (3410, 191786), (3605, 181412), (3724, 175615), (3914, 167090), (4123, 158620), (4180, 156457), (4340, 150689), (4532, 144305), (4655, 140492), (4774, 136990), (5047, 129580), (5390, 121334), (5665, 115444), (5852, 111755), (5890, 111034), (6076, 107635), (6386, 102410), (6479, 100940), (6820, 95893), (7210, 90706), (7315, 89404), (7595, 86108), (7828, 83545), (7931, 82460), (8246, 79310), (9310, 70246), (9548, 68495), (9785, 66836), (10094, 64790), (10241, 63860), (10780, 60667), (11330, 57722), (11780, 55517), (11935, 54796), (12772, 51205), (12958, 50470), (13699, 47740), (14420, 45353), (14630, 44702), (15190, 43054), (15862, 41230), (15965, 40964), (16492, 39655), (16709, 39140), (18620, 35123), (19570, 33418), (20188, 32395), (20482, 31930), (20615, 31724), (21527, 30380), (22351, 29260), (22660, 28861), (23870, 27398), (25235, 25916)]