89990460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 288

約数和(自身を含む): 344736000

約数和(自身を除く): 254745540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 49, 54, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 108, 114, 126, 133, 135, 140, 147, 171, 179, 180, 189, 190, 196, 210, 228, 245, 252, 266, 270, 285, 294, 315, 342, 358, 378, 380, 399, 420, 441, 490, 513, 532, 537, 540, 570, 588, 630, 665, 684, 716, 735, 756, 798, 855, 882, 895, 931, 945, 980, 1026, 1074, 1140, 1197, 1253, 1260, 1323, 1330, 1470, 1596, 1611, 1710, 1764, 1790, 1862, 1890, 1995, 2052, 2148, 2205, 2394, 2506, 2565, 2646, 2660, 2685, 2793, 2940, 3222, 3401, 3420, 3580, 3591, 3724, 3759, 3780, 3990, 4410, 4655, 4788, 4833, 5012, 5130, 5292, 5370, 5586, 5985, 6265, 6444, 6615, 6802, 7182, 7518, 7980, 8055, 8379, 8771, 8820, 9310, 9666, 10203, 10260, 10740, 11172, 11277, 11970, 12530, 13230, 13604, 13965, 14364, 15036, 16110, 16758, 17005, 17542, 17955, 18620, 18795, 19332, 20406, 22554, 23807, 23940, 24165, 25060, 25137, 26313, 26460, 27930, 30609, 32220, 33516, 33831, 34010, 35084, 35910, 37590, 40812, 41895, 43855, 45108, 47614, 48330, 50274, 51015, 52626, 55860, 56385, 61218, 67662, 68020, 71421, 71820, 75180, 78939, 83790, 87710, 91827, 95228, 96660, 100548, 102030, 105252, 112770, 119035, 122436, 125685, 131565, 135324, 142842, 153045, 157878, 166649, 167580, 169155, 175420, 183654, 204060, 214263, 225540, 236817, 238070, 251370, 263130, 285684, 306090, 315756, 333298, 338310, 357105, 367308, 394695, 428526, 459135, 473634, 476140, 499947, 502740, 526260, 612180, 642789, 666596, 676620, 714210, 789390, 833245, 857052, 918270, 947268, 999894, 1071315, 1184085, 1285578, 1428420, 1499841, 1578780, 1666490, 1836540, 1999788, 2142630, 2368170, 2499735, 2571156, 2999682, 3213945, 3332980, 4285260, 4499523, 4736340, 4999470, 5999364, 6427890, 7499205, 8999046, 9998940, 12855780, 14998410, 17998092, 22497615, 29996820, 44995230, 89990460]

約数ペア:

[(1, 89990460), (2, 44995230), (3, 29996820), (4, 22497615), (5, 17998092), (6, 14998410), (7, 12855780), (9, 9998940), (10, 8999046), (12, 7499205), (14, 6427890), (15, 5999364), (18, 4999470), (19, 4736340), (20, 4499523), (21, 4285260), (27, 3332980), (28, 3213945), (30, 2999682), (35, 2571156), (36, 2499735), (38, 2368170), (42, 2142630), (45, 1999788), (49, 1836540), (54, 1666490), (57, 1578780), (60, 1499841), (63, 1428420), (70, 1285578), (76, 1184085), (84, 1071315), (90, 999894), (95, 947268), (98, 918270), (105, 857052), (108, 833245), (114, 789390), (126, 714210), (133, 676620), (135, 666596), (140, 642789), (147, 612180), (171, 526260), (179, 502740), (180, 499947), (189, 476140), (190, 473634), (196, 459135), (210, 428526), (228, 394695), (245, 367308), (252, 357105), (266, 338310), (270, 333298), (285, 315756), (294, 306090), (315, 285684), (342, 263130), (358, 251370), (378, 238070), (380, 236817), (399, 225540), (420, 214263), (441, 204060), (490, 183654), (513, 175420), (532, 169155), (537, 167580), (540, 166649), (570, 157878), (588, 153045), (630, 142842), (665, 135324), (684, 131565), (716, 125685), (735, 122436), (756, 119035), (798, 112770), (855, 105252), (882, 102030), (895, 100548), (931, 96660), (945, 95228), (980, 91827), (1026, 87710), (1074, 83790), (1140, 78939), (1197, 75180), (1253, 71820), (1260, 71421), (1323, 68020), (1330, 67662), (1470, 61218), (1596, 56385), (1611, 55860), (1710, 52626), (1764, 51015), (1790, 50274), (1862, 48330), (1890, 47614), (1995, 45108), (2052, 43855), (2148, 41895), (2205, 40812), (2394, 37590), (2506, 35910), (2565, 35084), (2646, 34010), (2660, 33831), (2685, 33516), (2793, 32220), (2940, 30609), (3222, 27930), (3401, 26460), (3420, 26313), (3580, 25137), (3591, 25060), (3724, 24165), (3759, 23940), (3780, 23807), (3990, 22554), (4410, 20406), (4655, 19332), (4788, 18795), (4833, 18620), (5012, 17955), (5130, 17542), (5292, 17005), (5370, 16758), (5586, 16110), (5985, 15036), (6265, 14364), (6444, 13965), (6615, 13604), (6802, 13230), (7182, 12530), (7518, 11970), (7980, 11277), (8055, 11172), (8379, 10740), (8771, 10260), (8820, 10203), (9310, 9666)]