2149777980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{1093}}^1$

素因数の和:1345

約数の個数: 216

約数和(自身を含む): 7626632832

約数和(自身を除く): 5476854852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 223, 245, 252, 294, 315, 420, 441, 446, 490, 588, 630, 669, 735, 882, 892, 980, 1093, 1115, 1260, 1338, 1470, 1561, 1764, 2007, 2186, 2205, 2230, 2676, 2940, 3122, 3279, 3345, 4014, 4372, 4410, 4460, 4683, 5465, 6244, 6558, 6690, 7651, 7805, 8028, 8820, 9366, 9837, 10035, 10927, 10930, 13116, 13380, 14049, 15302, 15610, 16395, 18732, 19674, 20070, 21854, 21860, 22953, 23415, 28098, 30604, 31220, 32781, 32790, 38255, 39348, 40140, 43708, 45906, 46830, 49185, 53557, 54635, 56196, 65562, 65580, 68859, 70245, 76510, 91812, 93660, 98343, 98370, 107114, 109270, 114765, 131124, 137718, 140490, 153020, 160671, 163905, 196686, 196740, 214228, 218540, 229530, 243739, 267785, 275436, 280980, 321342, 327810, 344295, 393372, 459060, 482013, 487478, 491715, 535570, 642684, 655620, 688590, 731217, 803355, 964026, 974956, 983430, 1071140, 1218695, 1377180, 1462434, 1606710, 1706173, 1928052, 1966860, 2193651, 2410065, 2437390, 2924868, 3213420, 3412346, 3656085, 4387302, 4820130, 4874780, 5118519, 6824692, 7312170, 8530865, 8774604, 9640260, 10237038, 10968255, 11943211, 14624340, 15355557, 17061730, 20474076, 21936510, 23886422, 25592595, 30711114, 34123460, 35829633, 43873020, 47772844, 51185190, 59716055, 61422228, 71659266, 76777785, 102370380, 107488899, 119432110, 143318532, 153555570, 179148165, 214977798, 238864220, 307111140, 358296330, 429955596, 537444495, 716592660, 1074888990, 2149777980]

約数ペア:

[(1, 2149777980), (2, 1074888990), (3, 716592660), (4, 537444495), (5, 429955596), (6, 358296330), (7, 307111140), (9, 238864220), (10, 214977798), (12, 179148165), (14, 153555570), (15, 143318532), (18, 119432110), (20, 107488899), (21, 102370380), (28, 76777785), (30, 71659266), (35, 61422228), (36, 59716055), (42, 51185190), (45, 47772844), (49, 43873020), (60, 35829633), (63, 34123460), (70, 30711114), (84, 25592595), (90, 23886422), (98, 21936510), (105, 20474076), (126, 17061730), (140, 15355557), (147, 14624340), (180, 11943211), (196, 10968255), (210, 10237038), (223, 9640260), (245, 8774604), (252, 8530865), (294, 7312170), (315, 6824692), (420, 5118519), (441, 4874780), (446, 4820130), (490, 4387302), (588, 3656085), (630, 3412346), (669, 3213420), (735, 2924868), (882, 2437390), (892, 2410065), (980, 2193651), (1093, 1966860), (1115, 1928052), (1260, 1706173), (1338, 1606710), (1470, 1462434), (1561, 1377180), (1764, 1218695), (2007, 1071140), (2186, 983430), (2205, 974956), (2230, 964026), (2676, 803355), (2940, 731217), (3122, 688590), (3279, 655620), (3345, 642684), (4014, 535570), (4372, 491715), (4410, 487478), (4460, 482013), (4683, 459060), (5465, 393372), (6244, 344295), (6558, 327810), (6690, 321342), (7651, 280980), (7805, 275436), (8028, 267785), (8820, 243739), (9366, 229530), (9837, 218540), (10035, 214228), (10927, 196740), (10930, 196686), (13116, 163905), (13380, 160671), (14049, 153020), (15302, 140490), (15610, 137718), (16395, 131124), (18732, 114765), (19674, 109270), (20070, 107114), (21854, 98370), (21860, 98343), (22953, 93660), (23415, 91812), (28098, 76510), (30604, 70245), (31220, 68859), (32781, 65580), (32790, 65562), (38255, 56196), (39348, 54635), (40140, 53557), (43708, 49185), (45906, 46830)]