213681780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:591

約数の個数: 192

約数和(自身を含む): 729120000

約数和(自身を除く): 515438220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 61, 65, 78, 90, 108, 117, 122, 130, 135, 156, 180, 183, 195, 234, 244, 260, 270, 305, 351, 366, 390, 468, 499, 540, 549, 585, 610, 702, 732, 780, 793, 915, 998, 1098, 1170, 1220, 1404, 1497, 1586, 1647, 1755, 1830, 1996, 2196, 2340, 2379, 2495, 2745, 2994, 3172, 3294, 3510, 3660, 3965, 4491, 4758, 4990, 5490, 5988, 6487, 6588, 7020, 7137, 7485, 7930, 8235, 8982, 9516, 9980, 10980, 11895, 12974, 13473, 14274, 14970, 15860, 16470, 17964, 19461, 21411, 22455, 23790, 25948, 26946, 28548, 29940, 30439, 32435, 32940, 35685, 38922, 42822, 44910, 47580, 53892, 58383, 60878, 64870, 67365, 71370, 77844, 85644, 89820, 91317, 97305, 107055, 116766, 121756, 129740, 134730, 142740, 152195, 175149, 182634, 194610, 214110, 233532, 269460, 273951, 291915, 304390, 350298, 365268, 389220, 395707, 428220, 456585, 547902, 583830, 608780, 700596, 791414, 821853, 875745, 913170, 1095804, 1167660, 1187121, 1369755, 1582828, 1643706, 1751490, 1826340, 1978535, 2374242, 2739510, 3287412, 3502980, 3561363, 3957070, 4109265, 4748484, 5479020, 5935605, 7122726, 7914140, 8218530, 10684089, 11871210, 14245452, 16437060, 17806815, 21368178, 23742420, 35613630, 42736356, 53420445, 71227260, 106840890, 213681780]

約数ペア:

[(1, 213681780), (2, 106840890), (3, 71227260), (4, 53420445), (5, 42736356), (6, 35613630), (9, 23742420), (10, 21368178), (12, 17806815), (13, 16437060), (15, 14245452), (18, 11871210), (20, 10684089), (26, 8218530), (27, 7914140), (30, 7122726), (36, 5935605), (39, 5479020), (45, 4748484), (52, 4109265), (54, 3957070), (60, 3561363), (61, 3502980), (65, 3287412), (78, 2739510), (90, 2374242), (108, 1978535), (117, 1826340), (122, 1751490), (130, 1643706), (135, 1582828), (156, 1369755), (180, 1187121), (183, 1167660), (195, 1095804), (234, 913170), (244, 875745), (260, 821853), (270, 791414), (305, 700596), (351, 608780), (366, 583830), (390, 547902), (468, 456585), (499, 428220), (540, 395707), (549, 389220), (585, 365268), (610, 350298), (702, 304390), (732, 291915), (780, 273951), (793, 269460), (915, 233532), (998, 214110), (1098, 194610), (1170, 182634), (1220, 175149), (1404, 152195), (1497, 142740), (1586, 134730), (1647, 129740), (1755, 121756), (1830, 116766), (1996, 107055), (2196, 97305), (2340, 91317), (2379, 89820), (2495, 85644), (2745, 77844), (2994, 71370), (3172, 67365), (3294, 64870), (3510, 60878), (3660, 58383), (3965, 53892), (4491, 47580), (4758, 44910), (4990, 42822), (5490, 38922), (5988, 35685), (6487, 32940), (6588, 32435), (7020, 30439), (7137, 29940), (7485, 28548), (7930, 26946), (8235, 25948), (8982, 23790), (9516, 22455), (9980, 21411), (10980, 19461), (11895, 17964), (12974, 16470), (13473, 15860), (14274, 14970)]