40475700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:308

約数の個数: 180

約数和(自身を含む): 138636960

約数和(自身を除く): 98161260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 81, 90, 95, 100, 108, 114, 135, 150, 162, 171, 180, 190, 225, 228, 263, 270, 285, 300, 324, 342, 380, 405, 450, 475, 513, 526, 540, 570, 675, 684, 789, 810, 855, 900, 950, 1026, 1052, 1140, 1315, 1350, 1425, 1539, 1578, 1620, 1710, 1900, 2025, 2052, 2367, 2565, 2630, 2700, 2850, 3078, 3156, 3420, 3945, 4050, 4275, 4734, 4997, 5130, 5260, 5700, 6156, 6575, 7101, 7695, 7890, 8100, 8550, 9468, 9994, 10260, 11835, 12825, 13150, 14202, 14991, 15390, 15780, 17100, 19725, 19988, 21303, 23670, 24985, 25650, 26300, 28404, 29982, 30780, 35505, 38475, 39450, 42606, 44973, 47340, 49970, 51300, 59175, 59964, 71010, 74955, 76950, 78900, 85212, 89946, 99940, 106515, 118350, 124925, 134919, 142020, 149910, 153900, 177525, 179892, 213030, 224865, 236700, 249850, 269838, 299820, 355050, 374775, 404757, 426060, 449730, 499700, 532575, 539676, 674595, 710100, 749550, 809514, 899460, 1065150, 1124325, 1349190, 1499100, 1619028, 2023785, 2130300, 2248650, 2698380, 3372975, 4047570, 4497300, 6745950, 8095140, 10118925, 13491900, 20237850, 40475700]

約数ペア:

[(1, 40475700), (2, 20237850), (3, 13491900), (4, 10118925), (5, 8095140), (6, 6745950), (9, 4497300), (10, 4047570), (12, 3372975), (15, 2698380), (18, 2248650), (19, 2130300), (20, 2023785), (25, 1619028), (27, 1499100), (30, 1349190), (36, 1124325), (38, 1065150), (45, 899460), (50, 809514), (54, 749550), (57, 710100), (60, 674595), (75, 539676), (76, 532575), (81, 499700), (90, 449730), (95, 426060), (100, 404757), (108, 374775), (114, 355050), (135, 299820), (150, 269838), (162, 249850), (171, 236700), (180, 224865), (190, 213030), (225, 179892), (228, 177525), (263, 153900), (270, 149910), (285, 142020), (300, 134919), (324, 124925), (342, 118350), (380, 106515), (405, 99940), (450, 89946), (475, 85212), (513, 78900), (526, 76950), (540, 74955), (570, 71010), (675, 59964), (684, 59175), (789, 51300), (810, 49970), (855, 47340), (900, 44973), (950, 42606), (1026, 39450), (1052, 38475), (1140, 35505), (1315, 30780), (1350, 29982), (1425, 28404), (1539, 26300), (1578, 25650), (1620, 24985), (1710, 23670), (1900, 21303), (2025, 19988), (2052, 19725), (2367, 17100), (2565, 15780), (2630, 15390), (2700, 14991), (2850, 14202), (3078, 13150), (3156, 12825), (3420, 11835), (3945, 10260), (4050, 9994), (4275, 9468), (4734, 8550), (4997, 8100), (5130, 7890), (5260, 7695), (5700, 7101), (6156, 6575)]