642678235380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{706597}}^1$

素因数の和:706806

約数の個数: 144

約数和(自身を含む): 2024691561984

約数和(自身を除く): 1382013326604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 163, 180, 186, 279, 310, 326, 372, 465, 489, 558, 620, 652, 815, 930, 978, 1116, 1395, 1467, 1630, 1860, 1956, 2445, 2790, 2934, 3260, 4890, 5053, 5580, 5868, 7335, 9780, 10106, 14670, 15159, 20212, 25265, 29340, 30318, 45477, 50530, 60636, 75795, 90954, 101060, 151590, 181908, 227385, 303180, 454770, 706597, 909540, 1413194, 2119791, 2826388, 3532985, 4239582, 6359373, 7065970, 8479164, 10598955, 12718746, 14131940, 21197910, 21904507, 25437492, 31796865, 42395820, 43809014, 63593730, 65713521, 87618028, 109522535, 115175311, 127187460, 131427042, 197140563, 219045070, 230350622, 262854084, 328567605, 345525933, 394281126, 438090140, 460701244, 575876555, 657135210, 691051866, 788562252, 985702815, 1036577799, 1151753110, 1314270420, 1382103732, 1727629665, 1971405630, 2073155598, 2303506220, 3455259330, 3570434641, 3942811260, 4146311196, 5182888995, 6910518660, 7140869282, 10365777990, 10711303923, 14281738564, 17852173205, 20731555980, 21422607846, 32133911769, 35704346410, 42845215692, 53556519615, 64267823538, 71408692820, 107113039230, 128535647076, 160669558845, 214226078460, 321339117690, 642678235380]

約数ペア:

[(1, 642678235380), (2, 321339117690), (3, 214226078460), (4, 160669558845), (5, 128535647076), (6, 107113039230), (9, 71408692820), (10, 64267823538), (12, 53556519615), (15, 42845215692), (18, 35704346410), (20, 32133911769), (30, 21422607846), (31, 20731555980), (36, 17852173205), (45, 14281738564), (60, 10711303923), (62, 10365777990), (90, 7140869282), (93, 6910518660), (124, 5182888995), (155, 4146311196), (163, 3942811260), (180, 3570434641), (186, 3455259330), (279, 2303506220), (310, 2073155598), (326, 1971405630), (372, 1727629665), (465, 1382103732), (489, 1314270420), (558, 1151753110), (620, 1036577799), (652, 985702815), (815, 788562252), (930, 691051866), (978, 657135210), (1116, 575876555), (1395, 460701244), (1467, 438090140), (1630, 394281126), (1860, 345525933), (1956, 328567605), (2445, 262854084), (2790, 230350622), (2934, 219045070), (3260, 197140563), (4890, 131427042), (5053, 127187460), (5580, 115175311), (5868, 109522535), (7335, 87618028), (9780, 65713521), (10106, 63593730), (14670, 43809014), (15159, 42395820), (20212, 31796865), (25265, 25437492), (29340, 21904507), (30318, 21197910), (45477, 14131940), (50530, 12718746), (60636, 10598955), (75795, 8479164), (90954, 7065970), (101060, 6359373), (151590, 4239582), (181908, 3532985), (227385, 2826388), (303180, 2119791), (454770, 1413194), (706597, 909540)]