54678420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 176117760

約数和(自身を除く): 121439340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 41, 45, 60, 62, 82, 90, 93, 123, 124, 155, 164, 180, 186, 205, 239, 246, 279, 310, 369, 372, 410, 465, 478, 492, 558, 615, 620, 717, 738, 820, 930, 956, 1116, 1195, 1230, 1271, 1395, 1434, 1476, 1845, 1860, 2151, 2390, 2460, 2542, 2790, 2868, 3585, 3690, 3813, 4302, 4780, 5084, 5580, 6355, 7170, 7380, 7409, 7626, 8604, 9799, 10755, 11439, 12710, 14340, 14818, 15252, 19065, 19598, 21510, 22227, 22878, 25420, 29397, 29636, 37045, 38130, 39196, 43020, 44454, 45756, 48995, 57195, 58794, 66681, 74090, 76260, 88191, 88908, 97990, 111135, 114390, 117588, 133362, 146985, 148180, 176382, 195980, 222270, 228780, 266724, 293970, 303769, 333405, 352764, 440955, 444540, 587940, 607538, 666810, 881910, 911307, 1215076, 1333620, 1518845, 1763820, 1822614, 2733921, 3037690, 3645228, 4556535, 5467842, 6075380, 9113070, 10935684, 13669605, 18226140, 27339210, 54678420]

約数ペア:

[(1, 54678420), (2, 27339210), (3, 18226140), (4, 13669605), (5, 10935684), (6, 9113070), (9, 6075380), (10, 5467842), (12, 4556535), (15, 3645228), (18, 3037690), (20, 2733921), (30, 1822614), (31, 1763820), (36, 1518845), (41, 1333620), (45, 1215076), (60, 911307), (62, 881910), (82, 666810), (90, 607538), (93, 587940), (123, 444540), (124, 440955), (155, 352764), (164, 333405), (180, 303769), (186, 293970), (205, 266724), (239, 228780), (246, 222270), (279, 195980), (310, 176382), (369, 148180), (372, 146985), (410, 133362), (465, 117588), (478, 114390), (492, 111135), (558, 97990), (615, 88908), (620, 88191), (717, 76260), (738, 74090), (820, 66681), (930, 58794), (956, 57195), (1116, 48995), (1195, 45756), (1230, 44454), (1271, 43020), (1395, 39196), (1434, 38130), (1476, 37045), (1845, 29636), (1860, 29397), (2151, 25420), (2390, 22878), (2460, 22227), (2542, 21510), (2790, 19598), (2868, 19065), (3585, 15252), (3690, 14818), (3813, 14340), (4302, 12710), (4780, 11439), (5084, 10755), (5580, 9799), (6355, 8604), (7170, 7626), (7380, 7409)]