72865170

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:278

約数の個数: 160

約数和(自身を含む): 228324096

約数和(自身を除く): 155458926

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 71, 81, 90, 105, 126, 135, 142, 162, 181, 189, 210, 213, 270, 315, 355, 362, 378, 405, 426, 497, 543, 567, 630, 639, 710, 810, 905, 945, 994, 1065, 1086, 1134, 1267, 1278, 1491, 1629, 1810, 1890, 1917, 2130, 2485, 2534, 2715, 2835, 2982, 3195, 3258, 3801, 3834, 4473, 4887, 4970, 5430, 5670, 5751, 6335, 6390, 7455, 7602, 8145, 8946, 9585, 9774, 11403, 11502, 12670, 12851, 13419, 14661, 14910, 16290, 19005, 19170, 22365, 22806, 24435, 25702, 26838, 28755, 29322, 34209, 38010, 38553, 40257, 44730, 48870, 57015, 57510, 64255, 67095, 68418, 73305, 77106, 80514, 89957, 102627, 114030, 115659, 128510, 134190, 146610, 171045, 179914, 192765, 201285, 205254, 231318, 269871, 342090, 346977, 385530, 402570, 449785, 513135, 539742, 578295, 693954, 809613, 899570, 1026270, 1040931, 1156590, 1349355, 1619226, 1734885, 2081862, 2428839, 2698710, 3469770, 4048065, 4857678, 5204655, 7286517, 8096130, 10409310, 12144195, 14573034, 24288390, 36432585, 72865170]

約数ペア:

[(1, 72865170), (2, 36432585), (3, 24288390), (5, 14573034), (6, 12144195), (7, 10409310), (9, 8096130), (10, 7286517), (14, 5204655), (15, 4857678), (18, 4048065), (21, 3469770), (27, 2698710), (30, 2428839), (35, 2081862), (42, 1734885), (45, 1619226), (54, 1349355), (63, 1156590), (70, 1040931), (71, 1026270), (81, 899570), (90, 809613), (105, 693954), (126, 578295), (135, 539742), (142, 513135), (162, 449785), (181, 402570), (189, 385530), (210, 346977), (213, 342090), (270, 269871), (315, 231318), (355, 205254), (362, 201285), (378, 192765), (405, 179914), (426, 171045), (497, 146610), (543, 134190), (567, 128510), (630, 115659), (639, 114030), (710, 102627), (810, 89957), (905, 80514), (945, 77106), (994, 73305), (1065, 68418), (1086, 67095), (1134, 64255), (1267, 57510), (1278, 57015), (1491, 48870), (1629, 44730), (1810, 40257), (1890, 38553), (1917, 38010), (2130, 34209), (2485, 29322), (2534, 28755), (2715, 26838), (2835, 25702), (2982, 24435), (3195, 22806), (3258, 22365), (3801, 19170), (3834, 19005), (4473, 16290), (4887, 14910), (4970, 14661), (5430, 13419), (5670, 12851), (5751, 12670), (6335, 11502), (6390, 11403), (7455, 9774), (7602, 9585), (8145, 8946)]