251345430

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:580

約数の個数: 160

約数和(自身を含む): 782058816

約数和(自身を除く): 530713386

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 97, 105, 126, 135, 162, 189, 194, 210, 270, 291, 315, 378, 405, 457, 485, 567, 582, 630, 679, 810, 873, 914, 945, 970, 1134, 1358, 1371, 1455, 1746, 1890, 2037, 2285, 2619, 2742, 2835, 2910, 3199, 3395, 4074, 4113, 4365, 4570, 5238, 5670, 6111, 6398, 6790, 6855, 7857, 8226, 8730, 9597, 10185, 12222, 12339, 13095, 13710, 15714, 15995, 18333, 19194, 20370, 20565, 24678, 26190, 28791, 30555, 31990, 36666, 37017, 39285, 41130, 44329, 47985, 54999, 57582, 61110, 61695, 74034, 78570, 86373, 88658, 91665, 95970, 109998, 123390, 132987, 143955, 172746, 183330, 185085, 221645, 259119, 265974, 274995, 287910, 310303, 370170, 398961, 431865, 443290, 518238, 549990, 620606, 664935, 797922, 863730, 930909, 1196883, 1295595, 1329870, 1551515, 1861818, 1994805, 2393766, 2591190, 2792727, 3103030, 3590649, 3989610, 4654545, 5585454, 5984415, 7181298, 8378181, 9309090, 11968830, 13963635, 16756362, 17953245, 25134543, 27927270, 35906490, 41890905, 50269086, 83781810, 125672715, 251345430]

約数ペア:

[(1, 251345430), (2, 125672715), (3, 83781810), (5, 50269086), (6, 41890905), (7, 35906490), (9, 27927270), (10, 25134543), (14, 17953245), (15, 16756362), (18, 13963635), (21, 11968830), (27, 9309090), (30, 8378181), (35, 7181298), (42, 5984415), (45, 5585454), (54, 4654545), (63, 3989610), (70, 3590649), (81, 3103030), (90, 2792727), (97, 2591190), (105, 2393766), (126, 1994805), (135, 1861818), (162, 1551515), (189, 1329870), (194, 1295595), (210, 1196883), (270, 930909), (291, 863730), (315, 797922), (378, 664935), (405, 620606), (457, 549990), (485, 518238), (567, 443290), (582, 431865), (630, 398961), (679, 370170), (810, 310303), (873, 287910), (914, 274995), (945, 265974), (970, 259119), (1134, 221645), (1358, 185085), (1371, 183330), (1455, 172746), (1746, 143955), (1890, 132987), (2037, 123390), (2285, 109998), (2619, 95970), (2742, 91665), (2835, 88658), (2910, 86373), (3199, 78570), (3395, 74034), (4074, 61695), (4113, 61110), (4365, 57582), (4570, 54999), (5238, 47985), (5670, 44329), (6111, 41130), (6398, 39285), (6790, 37017), (6855, 36666), (7857, 31990), (8226, 30555), (8730, 28791), (9597, 26190), (10185, 24678), (12222, 20565), (12339, 20370), (13095, 19194), (13710, 18333), (15714, 15995)]