77690970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:329

約数の個数: 144

約数和(自身を含む): 239016960

約数和(自身を除く): 161325990

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 79, 90, 98, 105, 126, 147, 158, 210, 223, 237, 245, 294, 315, 395, 441, 446, 474, 490, 553, 630, 669, 711, 735, 790, 882, 1106, 1115, 1185, 1338, 1422, 1470, 1561, 1659, 2007, 2205, 2230, 2370, 2765, 3122, 3318, 3345, 3555, 3871, 4014, 4410, 4683, 4977, 5530, 6690, 7110, 7742, 7805, 8295, 9366, 9954, 10035, 10927, 11613, 14049, 15610, 16590, 17617, 19355, 20070, 21854, 23226, 23415, 24885, 28098, 32781, 34839, 35234, 38710, 46830, 49770, 52851, 54635, 58065, 65562, 69678, 70245, 88085, 98343, 105702, 109270, 116130, 123319, 140490, 158553, 163905, 174195, 176170, 196686, 246638, 264255, 317106, 327810, 348390, 369957, 491715, 528510, 616595, 739914, 792765, 863233, 983430, 1109871, 1233190, 1585530, 1726466, 1849785, 2219742, 2589699, 3699570, 4316165, 5179398, 5549355, 7769097, 8632330, 11098710, 12948495, 15538194, 25896990, 38845485, 77690970]

約数ペア:

[(1, 77690970), (2, 38845485), (3, 25896990), (5, 15538194), (6, 12948495), (7, 11098710), (9, 8632330), (10, 7769097), (14, 5549355), (15, 5179398), (18, 4316165), (21, 3699570), (30, 2589699), (35, 2219742), (42, 1849785), (45, 1726466), (49, 1585530), (63, 1233190), (70, 1109871), (79, 983430), (90, 863233), (98, 792765), (105, 739914), (126, 616595), (147, 528510), (158, 491715), (210, 369957), (223, 348390), (237, 327810), (245, 317106), (294, 264255), (315, 246638), (395, 196686), (441, 176170), (446, 174195), (474, 163905), (490, 158553), (553, 140490), (630, 123319), (669, 116130), (711, 109270), (735, 105702), (790, 98343), (882, 88085), (1106, 70245), (1115, 69678), (1185, 65562), (1338, 58065), (1422, 54635), (1470, 52851), (1561, 49770), (1659, 46830), (2007, 38710), (2205, 35234), (2230, 34839), (2370, 32781), (2765, 28098), (3122, 24885), (3318, 23415), (3345, 23226), (3555, 21854), (3871, 20070), (4014, 19355), (4410, 17617), (4683, 16590), (4977, 15610), (5530, 14049), (6690, 11613), (7110, 10927), (7742, 10035), (7805, 9954), (8295, 9366)]