311152140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{132971}}^1$

素因数の和:132999

約数の個数: 72

約数和(自身を含む): 1016437968

約数和(自身を除く): 705285828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 132971, 265942, 398913, 531884, 664855, 797826, 1196739, 1329710, 1595652, 1728623, 1994565, 2393478, 2659420, 3457246, 3989130, 4786956, 5185869, 5983695, 6914492, 7978260, 8643115, 10371738, 11967390, 15557607, 17286230, 20743476, 23934780, 25929345, 31115214, 34572460, 51858690, 62230428, 77788035, 103717380, 155576070, 311152140]

約数ペア:

[(1, 311152140), (2, 155576070), (3, 103717380), (4, 77788035), (5, 62230428), (6, 51858690), (9, 34572460), (10, 31115214), (12, 25929345), (13, 23934780), (15, 20743476), (18, 17286230), (20, 15557607), (26, 11967390), (30, 10371738), (36, 8643115), (39, 7978260), (45, 6914492), (52, 5983695), (60, 5185869), (65, 4786956), (78, 3989130), (90, 3457246), (117, 2659420), (130, 2393478), (156, 1994565), (180, 1728623), (195, 1595652), (234, 1329710), (260, 1196739), (390, 797826), (468, 664855), (585, 531884), (780, 398913), (1170, 265942), (2340, 132971)]