161485380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:408

約数の個数: 288

約数和(自身を含む): 620524800

約数和(自身を除く): 459039420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 49, 51, 54, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 108, 119, 126, 135, 140, 147, 153, 170, 180, 189, 196, 204, 210, 238, 245, 252, 255, 270, 294, 306, 315, 340, 357, 359, 378, 420, 441, 459, 476, 490, 510, 540, 588, 595, 612, 630, 714, 718, 735, 756, 765, 833, 882, 918, 945, 980, 1020, 1071, 1077, 1190, 1260, 1323, 1428, 1436, 1470, 1530, 1666, 1764, 1785, 1795, 1836, 1890, 2142, 2154, 2205, 2295, 2380, 2499, 2513, 2646, 2940, 3060, 3213, 3231, 3332, 3570, 3590, 3780, 4165, 4284, 4308, 4410, 4590, 4998, 5026, 5292, 5355, 5385, 6103, 6426, 6462, 6615, 7140, 7180, 7497, 7539, 8330, 8820, 9180, 9693, 9996, 10052, 10710, 10770, 12206, 12495, 12565, 12852, 12924, 13230, 14994, 15078, 16065, 16155, 16660, 17591, 18309, 19386, 21420, 21540, 22491, 22617, 24412, 24990, 25130, 26460, 29988, 30156, 30515, 32130, 32310, 35182, 36618, 37485, 37695, 38772, 42721, 44982, 45234, 48465, 49980, 50260, 52773, 54927, 61030, 64260, 64620, 67851, 70364, 73236, 74970, 75390, 85442, 87955, 89964, 90468, 91545, 96930, 105546, 109854, 112455, 113085, 122060, 128163, 135702, 149940, 150780, 158319, 164781, 170884, 175910, 183090, 193860, 211092, 213605, 219708, 224910, 226170, 256326, 263865, 271404, 274635, 299047, 316638, 329562, 339255, 351820, 366180, 384489, 427210, 449820, 452340, 474957, 512652, 527730, 549270, 598094, 633276, 640815, 659124, 678510, 768978, 791595, 823905, 854420, 897141, 949914, 1055460, 1098540, 1153467, 1196188, 1281630, 1357020, 1495235, 1537956, 1583190, 1647810, 1794282, 1899828, 1922445, 2306934, 2374785, 2563260, 2691423, 2990470, 3166380, 3295620, 3588564, 3844890, 4485705, 4613868, 4749570, 5382846, 5767335, 5980940, 7689780, 8074269, 8971410, 9499140, 10765692, 11534670, 13457115, 16148538, 17942820, 23069340, 26914230, 32297076, 40371345, 53828460, 80742690, 161485380]

約数ペア:

[(1, 161485380), (2, 80742690), (3, 53828460), (4, 40371345), (5, 32297076), (6, 26914230), (7, 23069340), (9, 17942820), (10, 16148538), (12, 13457115), (14, 11534670), (15, 10765692), (17, 9499140), (18, 8971410), (20, 8074269), (21, 7689780), (27, 5980940), (28, 5767335), (30, 5382846), (34, 4749570), (35, 4613868), (36, 4485705), (42, 3844890), (45, 3588564), (49, 3295620), (51, 3166380), (54, 2990470), (60, 2691423), (63, 2563260), (68, 2374785), (70, 2306934), (84, 1922445), (85, 1899828), (90, 1794282), (98, 1647810), (102, 1583190), (105, 1537956), (108, 1495235), (119, 1357020), (126, 1281630), (135, 1196188), (140, 1153467), (147, 1098540), (153, 1055460), (170, 949914), (180, 897141), (189, 854420), (196, 823905), (204, 791595), (210, 768978), (238, 678510), (245, 659124), (252, 640815), (255, 633276), (270, 598094), (294, 549270), (306, 527730), (315, 512652), (340, 474957), (357, 452340), (359, 449820), (378, 427210), (420, 384489), (441, 366180), (459, 351820), (476, 339255), (490, 329562), (510, 316638), (540, 299047), (588, 274635), (595, 271404), (612, 263865), (630, 256326), (714, 226170), (718, 224910), (735, 219708), (756, 213605), (765, 211092), (833, 193860), (882, 183090), (918, 175910), (945, 170884), (980, 164781), (1020, 158319), (1071, 150780), (1077, 149940), (1190, 135702), (1260, 128163), (1323, 122060), (1428, 113085), (1436, 112455), (1470, 109854), (1530, 105546), (1666, 96930), (1764, 91545), (1785, 90468), (1795, 89964), (1836, 87955), (1890, 85442), (2142, 75390), (2154, 74970), (2205, 73236), (2295, 70364), (2380, 67851), (2499, 64620), (2513, 64260), (2646, 61030), (2940, 54927), (3060, 52773), (3213, 50260), (3231, 49980), (3332, 48465), (3570, 45234), (3590, 44982), (3780, 42721), (4165, 38772), (4284, 37695), (4308, 37485), (4410, 36618), (4590, 35182), (4998, 32310), (5026, 32130), (5292, 30515), (5355, 30156), (5385, 29988), (6103, 26460), (6426, 25130), (6462, 24990), (6615, 24412), (7140, 22617), (7180, 22491), (7497, 21540), (7539, 21420), (8330, 19386), (8820, 18309), (9180, 17591), (9693, 16660), (9996, 16155), (10052, 16065), (10710, 15078), (10770, 14994), (12206, 13230), (12495, 12924), (12565, 12852)]