215116980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16223}}^1$

素因数の和:16265

約数の個数: 96

約数和(自身を含む): 686859264

約数和(自身を除く): 471742284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 16223, 32446, 48669, 64892, 81115, 97338, 162230, 194676, 210899, 243345, 275791, 324460, 421798, 486690, 551582, 632697, 827373, 843596, 973380, 1054495, 1103164, 1265394, 1378955, 1654746, 2108990, 2530788, 2757910, 3163485, 3309492, 3585283, 4136865, 4217980, 5515820, 6326970, 7170566, 8273730, 10755849, 12653940, 14341132, 16547460, 17926415, 21511698, 35852830, 43023396, 53779245, 71705660, 107558490, 215116980]

約数ペア:

[(1, 215116980), (2, 107558490), (3, 71705660), (4, 53779245), (5, 43023396), (6, 35852830), (10, 21511698), (12, 17926415), (13, 16547460), (15, 14341132), (17, 12653940), (20, 10755849), (26, 8273730), (30, 7170566), (34, 6326970), (39, 5515820), (51, 4217980), (52, 4136865), (60, 3585283), (65, 3309492), (68, 3163485), (78, 2757910), (85, 2530788), (102, 2108990), (130, 1654746), (156, 1378955), (170, 1265394), (195, 1103164), (204, 1054495), (221, 973380), (255, 843596), (260, 827373), (340, 632697), (390, 551582), (442, 486690), (510, 421798), (663, 324460), (780, 275791), (884, 243345), (1020, 210899), (1105, 194676), (1326, 162230), (2210, 97338), (2652, 81115), (3315, 64892), (4420, 48669), (6630, 32446), (13260, 16223)]