156764440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 430848000

約数和(自身を除く): 274083560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 79, 95, 133, 140, 152, 158, 190, 266, 280, 316, 373, 380, 395, 532, 553, 632, 665, 746, 760, 790, 1064, 1106, 1330, 1492, 1501, 1580, 1865, 2212, 2611, 2660, 2765, 2984, 3002, 3160, 3730, 4424, 5222, 5320, 5530, 6004, 7087, 7460, 7505, 10444, 10507, 11060, 12008, 13055, 14174, 14920, 15010, 20888, 21014, 22120, 26110, 28348, 29467, 30020, 35435, 42028, 49609, 52220, 52535, 56696, 58934, 60040, 70870, 84056, 99218, 104440, 105070, 117868, 141740, 147335, 198436, 206269, 210140, 235736, 248045, 283480, 294670, 396872, 412538, 420280, 496090, 559873, 589340, 825076, 992180, 1031345, 1119746, 1178680, 1650152, 1984360, 2062690, 2239492, 2799365, 3919111, 4125380, 4478984, 5598730, 7838222, 8250760, 11197460, 15676444, 19595555, 22394920, 31352888, 39191110, 78382220, 156764440]

約数ペア:

[(1, 156764440), (2, 78382220), (4, 39191110), (5, 31352888), (7, 22394920), (8, 19595555), (10, 15676444), (14, 11197460), (19, 8250760), (20, 7838222), (28, 5598730), (35, 4478984), (38, 4125380), (40, 3919111), (56, 2799365), (70, 2239492), (76, 2062690), (79, 1984360), (95, 1650152), (133, 1178680), (140, 1119746), (152, 1031345), (158, 992180), (190, 825076), (266, 589340), (280, 559873), (316, 496090), (373, 420280), (380, 412538), (395, 396872), (532, 294670), (553, 283480), (632, 248045), (665, 235736), (746, 210140), (760, 206269), (790, 198436), (1064, 147335), (1106, 141740), (1330, 117868), (1492, 105070), (1501, 104440), (1580, 99218), (1865, 84056), (2212, 70870), (2611, 60040), (2660, 58934), (2765, 56696), (2984, 52535), (3002, 52220), (3160, 49609), (3730, 42028), (4424, 35435), (5222, 30020), (5320, 29467), (5530, 28348), (6004, 26110), (7087, 22120), (7460, 21014), (7505, 20888), (10444, 15010), (10507, 14920), (11060, 14174), (12008, 13055)]