30353960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 56737240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 269, 280, 310, 364, 403, 434, 455, 520, 538, 620, 728, 806, 868, 910, 1076, 1085, 1240, 1345, 1612, 1736, 1820, 1883, 2015, 2152, 2170, 2690, 2821, 3224, 3497, 3640, 3766, 4030, 4340, 5380, 5642, 6994, 7532, 8060, 8339, 8680, 9415, 10760, 11284, 13988, 14105, 15064, 16120, 16678, 17485, 18830, 22568, 24479, 27976, 28210, 33356, 34970, 37660, 41695, 48958, 56420, 58373, 66712, 69940, 75320, 83390, 97916, 108407, 112840, 116746, 122395, 139880, 166780, 195832, 216814, 233492, 244790, 291865, 333560, 433628, 466984, 489580, 542035, 583730, 758849, 867256, 979160, 1084070, 1167460, 1517698, 2168140, 2334920, 3035396, 3794245, 4336280, 6070792, 7588490, 15176980, 30353960]

約数ペア:

[(1, 30353960), (2, 15176980), (4, 7588490), (5, 6070792), (7, 4336280), (8, 3794245), (10, 3035396), (13, 2334920), (14, 2168140), (20, 1517698), (26, 1167460), (28, 1084070), (31, 979160), (35, 867256), (40, 758849), (52, 583730), (56, 542035), (62, 489580), (65, 466984), (70, 433628), (91, 333560), (104, 291865), (124, 244790), (130, 233492), (140, 216814), (155, 195832), (182, 166780), (217, 139880), (248, 122395), (260, 116746), (269, 112840), (280, 108407), (310, 97916), (364, 83390), (403, 75320), (434, 69940), (455, 66712), (520, 58373), (538, 56420), (620, 48958), (728, 41695), (806, 37660), (868, 34970), (910, 33356), (1076, 28210), (1085, 27976), (1240, 24479), (1345, 22568), (1612, 18830), (1736, 17485), (1820, 16678), (1883, 16120), (2015, 15064), (2152, 14105), (2170, 13988), (2690, 11284), (2821, 10760), (3224, 9415), (3497, 8680), (3640, 8339), (3766, 8060), (4030, 7532), (4340, 6994), (5380, 5642)]