72315180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{911}}^1$

素因数の和:946

約数の個数: 180

約数和(自身を含む): 264182688

約数和(自身を除く): 191867508

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 911, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1822, 1890, 2205, 2268, 2646, 2733, 2835, 2940, 3644, 3780, 3969, 4410, 4555, 5292, 5466, 5670, 6377, 6615, 7938, 8199, 8820, 9110, 10932, 11340, 12754, 13230, 13665, 15876, 16398, 18220, 19131, 19845, 24597, 25508, 26460, 27330, 31885, 32796, 38262, 39690, 40995, 44639, 49194, 54660, 57393, 63770, 73791, 76524, 79380, 81990, 89278, 95655, 98388, 114786, 122985, 127540, 133917, 147582, 163980, 172179, 178556, 191310, 223195, 229572, 245970, 267834, 286965, 295164, 344358, 368955, 382620, 401751, 446390, 491940, 516537, 535668, 573930, 669585, 688716, 737910, 803502, 860895, 892780, 1033074, 1147860, 1205253, 1339170, 1475820, 1607004, 1721790, 2008755, 2066148, 2410506, 2582685, 2678340, 3443580, 3615759, 4017510, 4821012, 5165370, 6026265, 7231518, 8035020, 10330740, 12052530, 14463036, 18078795, 24105060, 36157590, 72315180]

約数ペア:

[(1, 72315180), (2, 36157590), (3, 24105060), (4, 18078795), (5, 14463036), (6, 12052530), (7, 10330740), (9, 8035020), (10, 7231518), (12, 6026265), (14, 5165370), (15, 4821012), (18, 4017510), (20, 3615759), (21, 3443580), (27, 2678340), (28, 2582685), (30, 2410506), (35, 2066148), (36, 2008755), (42, 1721790), (45, 1607004), (49, 1475820), (54, 1339170), (60, 1205253), (63, 1147860), (70, 1033074), (81, 892780), (84, 860895), (90, 803502), (98, 737910), (105, 688716), (108, 669585), (126, 573930), (135, 535668), (140, 516537), (147, 491940), (162, 446390), (180, 401751), (189, 382620), (196, 368955), (210, 344358), (245, 295164), (252, 286965), (270, 267834), (294, 245970), (315, 229572), (324, 223195), (378, 191310), (405, 178556), (420, 172179), (441, 163980), (490, 147582), (540, 133917), (567, 127540), (588, 122985), (630, 114786), (735, 98388), (756, 95655), (810, 89278), (882, 81990), (911, 79380), (945, 76524), (980, 73791), (1134, 63770), (1260, 57393), (1323, 54660), (1470, 49194), (1620, 44639), (1764, 40995), (1822, 39690), (1890, 38262), (2205, 32796), (2268, 31885), (2646, 27330), (2733, 26460), (2835, 25508), (2940, 24597), (3644, 19845), (3780, 19131), (3969, 18220), (4410, 16398), (4555, 15876), (5292, 13665), (5466, 13230), (5670, 12754), (6377, 11340), (6615, 10932), (7938, 9110), (8199, 8820)]