30412980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 102093264

約数和(自身を除く): 71680284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 41, 45, 52, 60, 65, 78, 82, 90, 117, 123, 130, 156, 164, 180, 195, 205, 234, 246, 260, 317, 369, 390, 410, 468, 492, 533, 585, 615, 634, 738, 780, 820, 951, 1066, 1170, 1230, 1268, 1476, 1585, 1599, 1845, 1902, 2132, 2340, 2460, 2665, 2853, 3170, 3198, 3690, 3804, 4121, 4755, 4797, 5330, 5706, 6340, 6396, 7380, 7995, 8242, 9510, 9594, 10660, 11412, 12363, 12997, 14265, 15990, 16484, 19020, 19188, 20605, 23985, 24726, 25994, 28530, 31980, 37089, 38991, 41210, 47970, 49452, 51988, 57060, 61815, 64985, 74178, 77982, 82420, 95940, 116973, 123630, 129970, 148356, 155964, 168961, 185445, 194955, 233946, 247260, 259940, 337922, 370890, 389910, 467892, 506883, 584865, 675844, 741780, 779820, 844805, 1013766, 1169730, 1520649, 1689610, 2027532, 2339460, 2534415, 3041298, 3379220, 5068830, 6082596, 7603245, 10137660, 15206490, 30412980]

約数ペア:

[(1, 30412980), (2, 15206490), (3, 10137660), (4, 7603245), (5, 6082596), (6, 5068830), (9, 3379220), (10, 3041298), (12, 2534415), (13, 2339460), (15, 2027532), (18, 1689610), (20, 1520649), (26, 1169730), (30, 1013766), (36, 844805), (39, 779820), (41, 741780), (45, 675844), (52, 584865), (60, 506883), (65, 467892), (78, 389910), (82, 370890), (90, 337922), (117, 259940), (123, 247260), (130, 233946), (156, 194955), (164, 185445), (180, 168961), (195, 155964), (205, 148356), (234, 129970), (246, 123630), (260, 116973), (317, 95940), (369, 82420), (390, 77982), (410, 74178), (468, 64985), (492, 61815), (533, 57060), (585, 51988), (615, 49452), (634, 47970), (738, 41210), (780, 38991), (820, 37089), (951, 31980), (1066, 28530), (1170, 25994), (1230, 24726), (1268, 23985), (1476, 20605), (1585, 19188), (1599, 19020), (1845, 16484), (1902, 15990), (2132, 14265), (2340, 12997), (2460, 12363), (2665, 11412), (2853, 10660), (3170, 9594), (3198, 9510), (3690, 8242), (3804, 7995), (4121, 7380), (4755, 6396), (4797, 6340), (5330, 5706)]