163988760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3391}}^1$

素因数の和:3449

約数の個数: 128

約数和(自身を含む): 547061760

約数和(自身を除く): 383073000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3391, 3720, 4030, 4836, 6045, 6782, 8060, 9672, 10173, 12090, 13564, 16120, 16955, 20346, 24180, 27128, 33910, 40692, 44083, 48360, 50865, 67820, 81384, 88166, 101730, 105121, 132249, 135640, 176332, 203460, 210242, 220415, 264498, 315363, 352664, 406920, 420484, 440830, 525605, 528996, 630726, 661245, 840968, 881660, 1051210, 1057992, 1261452, 1322490, 1366573, 1576815, 1763320, 2102420, 2522904, 2644980, 2733146, 3153630, 4099719, 4204840, 5289960, 5466292, 6307260, 6832865, 8199438, 10932584, 12614520, 13665730, 16398876, 20498595, 27331460, 32797752, 40997190, 54662920, 81994380, 163988760]

約数ペア:

[(1, 163988760), (2, 81994380), (3, 54662920), (4, 40997190), (5, 32797752), (6, 27331460), (8, 20498595), (10, 16398876), (12, 13665730), (13, 12614520), (15, 10932584), (20, 8199438), (24, 6832865), (26, 6307260), (30, 5466292), (31, 5289960), (39, 4204840), (40, 4099719), (52, 3153630), (60, 2733146), (62, 2644980), (65, 2522904), (78, 2102420), (93, 1763320), (104, 1576815), (120, 1366573), (124, 1322490), (130, 1261452), (155, 1057992), (156, 1051210), (186, 881660), (195, 840968), (248, 661245), (260, 630726), (310, 528996), (312, 525605), (372, 440830), (390, 420484), (403, 406920), (465, 352664), (520, 315363), (620, 264498), (744, 220415), (780, 210242), (806, 203460), (930, 176332), (1209, 135640), (1240, 132249), (1560, 105121), (1612, 101730), (1860, 88166), (2015, 81384), (2418, 67820), (3224, 50865), (3391, 48360), (3720, 44083), (4030, 40692), (4836, 33910), (6045, 27128), (6782, 24180), (8060, 20346), (9672, 16955), (10173, 16120), (12090, 13564)]