30468780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 99590400

約数和(自身を除く): 69121620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 59, 60, 76, 90, 95, 114, 118, 151, 171, 177, 180, 190, 228, 236, 285, 295, 302, 342, 354, 380, 453, 531, 570, 590, 604, 684, 708, 755, 855, 885, 906, 1062, 1121, 1140, 1180, 1359, 1510, 1710, 1770, 1812, 2124, 2242, 2265, 2655, 2718, 2869, 3020, 3363, 3420, 3540, 4484, 4530, 5310, 5436, 5605, 5738, 6726, 6795, 8607, 8909, 9060, 10089, 10620, 11210, 11476, 13452, 13590, 14345, 16815, 17214, 17818, 20178, 22420, 25821, 26727, 27180, 28690, 33630, 34428, 35636, 40356, 43035, 44545, 50445, 51642, 53454, 57380, 67260, 80181, 86070, 89090, 100890, 103284, 106908, 129105, 133635, 160362, 169271, 172140, 178180, 201780, 258210, 267270, 320724, 338542, 400905, 507813, 516420, 534540, 677084, 801810, 846355, 1015626, 1523439, 1603620, 1692710, 2031252, 2539065, 3046878, 3385420, 5078130, 6093756, 7617195, 10156260, 15234390, 30468780]

約数ペア:

[(1, 30468780), (2, 15234390), (3, 10156260), (4, 7617195), (5, 6093756), (6, 5078130), (9, 3385420), (10, 3046878), (12, 2539065), (15, 2031252), (18, 1692710), (19, 1603620), (20, 1523439), (30, 1015626), (36, 846355), (38, 801810), (45, 677084), (57, 534540), (59, 516420), (60, 507813), (76, 400905), (90, 338542), (95, 320724), (114, 267270), (118, 258210), (151, 201780), (171, 178180), (177, 172140), (180, 169271), (190, 160362), (228, 133635), (236, 129105), (285, 106908), (295, 103284), (302, 100890), (342, 89090), (354, 86070), (380, 80181), (453, 67260), (531, 57380), (570, 53454), (590, 51642), (604, 50445), (684, 44545), (708, 43035), (755, 40356), (855, 35636), (885, 34428), (906, 33630), (1062, 28690), (1121, 27180), (1140, 26727), (1180, 25821), (1359, 22420), (1510, 20178), (1710, 17818), (1770, 17214), (1812, 16815), (2124, 14345), (2242, 13590), (2265, 13452), (2655, 11476), (2718, 11210), (2869, 10620), (3020, 10089), (3363, 9060), (3420, 8909), (3540, 8607), (4484, 6795), (4530, 6726), (5310, 5738), (5436, 5605)]