154848100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 399974400

約数和(自身を除く): 245126300

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 31, 38, 44, 50, 55, 62, 76, 95, 100, 110, 124, 155, 190, 209, 220, 239, 275, 310, 341, 380, 418, 475, 478, 550, 589, 620, 682, 775, 836, 950, 956, 1045, 1100, 1178, 1195, 1364, 1550, 1705, 1900, 2090, 2356, 2390, 2629, 2945, 3100, 3410, 4180, 4541, 4780, 5225, 5258, 5890, 5975, 6479, 6820, 7409, 8525, 9082, 10450, 10516, 11780, 11950, 12958, 13145, 14725, 14818, 17050, 18164, 20900, 22705, 23900, 25916, 26290, 29450, 29636, 32395, 34100, 37045, 45410, 49951, 52580, 58900, 64790, 65725, 74090, 81499, 90820, 99902, 113525, 129580, 131450, 140771, 148180, 161975, 162998, 185225, 199804, 227050, 249755, 262900, 281542, 323950, 325996, 370450, 407495, 454100, 499510, 563084, 647900, 703855, 740900, 814990, 999020, 1248775, 1407710, 1548481, 1629980, 2037475, 2497550, 2815420, 3096962, 3519275, 4074950, 4995100, 6193924, 7038550, 7742405, 8149900, 14077100, 15484810, 30969620, 38712025, 77424050, 154848100]

約数ペア:

[(1, 154848100), (2, 77424050), (4, 38712025), (5, 30969620), (10, 15484810), (11, 14077100), (19, 8149900), (20, 7742405), (22, 7038550), (25, 6193924), (31, 4995100), (38, 4074950), (44, 3519275), (50, 3096962), (55, 2815420), (62, 2497550), (76, 2037475), (95, 1629980), (100, 1548481), (110, 1407710), (124, 1248775), (155, 999020), (190, 814990), (209, 740900), (220, 703855), (239, 647900), (275, 563084), (310, 499510), (341, 454100), (380, 407495), (418, 370450), (475, 325996), (478, 323950), (550, 281542), (589, 262900), (620, 249755), (682, 227050), (775, 199804), (836, 185225), (950, 162998), (956, 161975), (1045, 148180), (1100, 140771), (1178, 131450), (1195, 129580), (1364, 113525), (1550, 99902), (1705, 90820), (1900, 81499), (2090, 74090), (2356, 65725), (2390, 64790), (2629, 58900), (2945, 52580), (3100, 49951), (3410, 45410), (4180, 37045), (4541, 34100), (4780, 32395), (5225, 29636), (5258, 29450), (5890, 26290), (5975, 25916), (6479, 23900), (6820, 22705), (7409, 20900), (8525, 18164), (9082, 17050), (10450, 14818), (10516, 14725), (11780, 13145), (11950, 12958)]