78425970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1776

約数の個数: 96

約数和(自身を含む): 226146816

約数和(自身を除く): 147720846

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 49, 62, 70, 93, 98, 105, 147, 155, 186, 210, 217, 245, 294, 310, 434, 465, 490, 651, 735, 930, 1085, 1302, 1470, 1519, 1721, 2170, 3038, 3255, 3442, 4557, 5163, 6510, 7595, 8605, 9114, 10326, 12047, 15190, 17210, 22785, 24094, 25815, 36141, 45570, 51630, 53351, 60235, 72282, 84329, 106702, 120470, 160053, 168658, 180705, 252987, 266755, 320106, 361410, 373457, 421645, 505974, 533510, 746914, 800265, 843290, 1120371, 1264935, 1600530, 1867285, 2240742, 2529870, 2614199, 3734570, 5228398, 5601855, 7842597, 11203710, 13070995, 15685194, 26141990, 39212985, 78425970]

約数ペア:

[(1, 78425970), (2, 39212985), (3, 26141990), (5, 15685194), (6, 13070995), (7, 11203710), (10, 7842597), (14, 5601855), (15, 5228398), (21, 3734570), (30, 2614199), (31, 2529870), (35, 2240742), (42, 1867285), (49, 1600530), (62, 1264935), (70, 1120371), (93, 843290), (98, 800265), (105, 746914), (147, 533510), (155, 505974), (186, 421645), (210, 373457), (217, 361410), (245, 320106), (294, 266755), (310, 252987), (434, 180705), (465, 168658), (490, 160053), (651, 120470), (735, 106702), (930, 84329), (1085, 72282), (1302, 60235), (1470, 53351), (1519, 51630), (1721, 45570), (2170, 36141), (3038, 25815), (3255, 24094), (3442, 22785), (4557, 17210), (5163, 15190), (6510, 12047), (7595, 10326), (8605, 9114)]