1215698280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8741}}^1$

素因数の和:8835

約数の個数: 128

約数和(自身を含む): 3902428800

約数和(自身を除く): 2686730520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 76, 95, 114, 120, 122, 152, 183, 190, 228, 244, 285, 305, 366, 380, 456, 488, 570, 610, 732, 760, 915, 1140, 1159, 1220, 1464, 1830, 2280, 2318, 2440, 3477, 3660, 4636, 5795, 6954, 7320, 8741, 9272, 11590, 13908, 17385, 17482, 23180, 26223, 27816, 34770, 34964, 43705, 46360, 52446, 69540, 69928, 87410, 104892, 131115, 139080, 166079, 174820, 209784, 262230, 332158, 349640, 498237, 524460, 533201, 664316, 830395, 996474, 1048920, 1066402, 1328632, 1599603, 1660790, 1992948, 2132804, 2491185, 2666005, 3199206, 3321580, 3985896, 4265608, 4982370, 5332010, 6398412, 6643160, 7998015, 9964740, 10130819, 10664020, 12796824, 15996030, 19929480, 20261638, 21328040, 30392457, 31992060, 40523276, 50654095, 60784914, 63984120, 81046552, 101308190, 121569828, 151962285, 202616380, 243139656, 303924570, 405232760, 607849140, 1215698280]

約数ペア:

[(1, 1215698280), (2, 607849140), (3, 405232760), (4, 303924570), (5, 243139656), (6, 202616380), (8, 151962285), (10, 121569828), (12, 101308190), (15, 81046552), (19, 63984120), (20, 60784914), (24, 50654095), (30, 40523276), (38, 31992060), (40, 30392457), (57, 21328040), (60, 20261638), (61, 19929480), (76, 15996030), (95, 12796824), (114, 10664020), (120, 10130819), (122, 9964740), (152, 7998015), (183, 6643160), (190, 6398412), (228, 5332010), (244, 4982370), (285, 4265608), (305, 3985896), (366, 3321580), (380, 3199206), (456, 2666005), (488, 2491185), (570, 2132804), (610, 1992948), (732, 1660790), (760, 1599603), (915, 1328632), (1140, 1066402), (1159, 1048920), (1220, 996474), (1464, 830395), (1830, 664316), (2280, 533201), (2318, 524460), (2440, 498237), (3477, 349640), (3660, 332158), (4636, 262230), (5795, 209784), (6954, 174820), (7320, 166079), (8741, 139080), (9272, 131115), (11590, 104892), (13908, 87410), (17385, 69928), (17482, 69540), (23180, 52446), (26223, 46360), (27816, 43705), (34770, 34964)]