72833220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 231154560

約数和(自身を除く): 158321340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 71, 82, 90, 123, 139, 142, 164, 180, 205, 213, 246, 278, 284, 355, 369, 410, 417, 426, 492, 556, 615, 639, 695, 710, 738, 820, 834, 852, 1065, 1230, 1251, 1278, 1390, 1420, 1476, 1668, 1845, 2085, 2130, 2460, 2502, 2556, 2780, 2911, 3195, 3690, 4170, 4260, 5004, 5699, 5822, 6255, 6390, 7380, 8340, 8733, 9869, 11398, 11644, 12510, 12780, 14555, 17097, 17466, 19738, 22796, 25020, 26199, 28495, 29110, 29607, 34194, 34932, 39476, 43665, 49345, 51291, 52398, 56990, 58220, 59214, 68388, 85485, 87330, 88821, 98690, 102582, 104796, 113980, 118428, 130995, 148035, 170970, 174660, 177642, 197380, 205164, 256455, 261990, 296070, 341940, 355284, 404629, 444105, 512910, 523980, 592140, 809258, 888210, 1025820, 1213887, 1618516, 1776420, 2023145, 2427774, 3641661, 4046290, 4855548, 6069435, 7283322, 8092580, 12138870, 14566644, 18208305, 24277740, 36416610, 72833220]

約数ペア:

[(1, 72833220), (2, 36416610), (3, 24277740), (4, 18208305), (5, 14566644), (6, 12138870), (9, 8092580), (10, 7283322), (12, 6069435), (15, 4855548), (18, 4046290), (20, 3641661), (30, 2427774), (36, 2023145), (41, 1776420), (45, 1618516), (60, 1213887), (71, 1025820), (82, 888210), (90, 809258), (123, 592140), (139, 523980), (142, 512910), (164, 444105), (180, 404629), (205, 355284), (213, 341940), (246, 296070), (278, 261990), (284, 256455), (355, 205164), (369, 197380), (410, 177642), (417, 174660), (426, 170970), (492, 148035), (556, 130995), (615, 118428), (639, 113980), (695, 104796), (710, 102582), (738, 98690), (820, 88821), (834, 87330), (852, 85485), (1065, 68388), (1230, 59214), (1251, 58220), (1278, 56990), (1390, 52398), (1420, 51291), (1476, 49345), (1668, 43665), (1845, 39476), (2085, 34932), (2130, 34194), (2460, 29607), (2502, 29110), (2556, 28495), (2780, 26199), (2911, 25020), (3195, 22796), (3690, 19738), (4170, 17466), (4260, 17097), (5004, 14555), (5699, 12780), (5822, 12510), (6255, 11644), (6390, 11398), (7380, 9869), (8340, 8733)]