39940650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 119081664

約数和(自身を除く): 79141014

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 23, 25, 30, 34, 45, 46, 50, 51, 69, 75, 85, 90, 102, 115, 138, 150, 153, 170, 207, 225, 227, 230, 255, 306, 345, 391, 414, 425, 450, 454, 510, 575, 681, 690, 765, 782, 850, 1035, 1135, 1150, 1173, 1275, 1362, 1530, 1725, 1955, 2043, 2070, 2270, 2346, 2550, 3405, 3450, 3519, 3825, 3859, 3910, 4086, 5175, 5221, 5675, 5865, 6810, 7038, 7650, 7718, 9775, 10215, 10350, 10442, 11350, 11577, 11730, 15663, 17025, 17595, 19295, 19550, 20430, 23154, 26105, 29325, 31326, 34050, 34731, 35190, 38590, 46989, 51075, 52210, 57885, 58650, 69462, 78315, 87975, 88757, 93978, 96475, 102150, 115770, 130525, 156630, 173655, 175950, 177514, 192950, 234945, 261050, 266271, 289425, 347310, 391575, 443785, 469890, 532542, 578850, 783150, 798813, 868275, 887570, 1174725, 1331355, 1597626, 1736550, 2218925, 2349450, 2662710, 3994065, 4437850, 6656775, 7988130, 13313550, 19970325, 39940650]

約数ペア:

[(1, 39940650), (2, 19970325), (3, 13313550), (5, 7988130), (6, 6656775), (9, 4437850), (10, 3994065), (15, 2662710), (17, 2349450), (18, 2218925), (23, 1736550), (25, 1597626), (30, 1331355), (34, 1174725), (45, 887570), (46, 868275), (50, 798813), (51, 783150), (69, 578850), (75, 532542), (85, 469890), (90, 443785), (102, 391575), (115, 347310), (138, 289425), (150, 266271), (153, 261050), (170, 234945), (207, 192950), (225, 177514), (227, 175950), (230, 173655), (255, 156630), (306, 130525), (345, 115770), (391, 102150), (414, 96475), (425, 93978), (450, 88757), (454, 87975), (510, 78315), (575, 69462), (681, 58650), (690, 57885), (765, 52210), (782, 51075), (850, 46989), (1035, 38590), (1135, 35190), (1150, 34731), (1173, 34050), (1275, 31326), (1362, 29325), (1530, 26105), (1725, 23154), (1955, 20430), (2043, 19550), (2070, 19295), (2270, 17595), (2346, 17025), (2550, 15663), (3405, 11730), (3450, 11577), (3519, 11350), (3825, 10442), (3859, 10350), (3910, 10215), (4086, 9775), (5175, 7718), (5221, 7650), (5675, 7038), (5865, 6810)]