16216980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1265

約数の個数: 96

約数和(自身を含む): 51819264

約数和(自身を除く): 35602284

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, 1223, 1326, 2210, 2446, 2652, 3315, 3669, 4420, 4892, 6115, 6630, 7338, 12230, 13260, 14676, 15899, 18345, 20791, 24460, 31798, 36690, 41582, 47697, 62373, 63596, 73380, 79495, 83164, 95394, 103955, 124746, 158990, 190788, 207910, 238485, 249492, 270283, 311865, 317980, 415820, 476970, 540566, 623730, 810849, 953940, 1081132, 1247460, 1351415, 1621698, 2702830, 3243396, 4054245, 5405660, 8108490, 16216980]

約数ペア:

[(1, 16216980), (2, 8108490), (3, 5405660), (4, 4054245), (5, 3243396), (6, 2702830), (10, 1621698), (12, 1351415), (13, 1247460), (15, 1081132), (17, 953940), (20, 810849), (26, 623730), (30, 540566), (34, 476970), (39, 415820), (51, 317980), (52, 311865), (60, 270283), (65, 249492), (68, 238485), (78, 207910), (85, 190788), (102, 158990), (130, 124746), (156, 103955), (170, 95394), (195, 83164), (204, 79495), (221, 73380), (255, 63596), (260, 62373), (340, 47697), (390, 41582), (442, 36690), (510, 31798), (663, 24460), (780, 20791), (884, 18345), (1020, 15899), (1105, 14676), (1223, 13260), (1326, 12230), (2210, 7338), (2446, 6630), (2652, 6115), (3315, 4892), (3669, 4420)]