61407900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 162

約数和(自身を含む): 201690216

約数和(自身を除く): 140282316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 71, 75, 90, 93, 100, 124, 142, 150, 155, 180, 186, 213, 225, 279, 284, 300, 310, 355, 372, 426, 450, 465, 558, 620, 639, 710, 775, 852, 900, 930, 961, 1065, 1116, 1278, 1395, 1420, 1550, 1775, 1860, 1922, 2130, 2201, 2325, 2556, 2790, 2883, 3100, 3195, 3550, 3844, 4260, 4402, 4650, 4805, 5325, 5580, 5766, 6390, 6603, 6975, 7100, 8649, 8804, 9300, 9610, 10650, 11005, 11532, 12780, 13206, 13950, 14415, 15975, 17298, 19220, 19809, 21300, 22010, 24025, 26412, 27900, 28830, 31950, 33015, 34596, 39618, 43245, 44020, 48050, 55025, 57660, 63900, 66030, 68231, 72075, 79236, 86490, 96100, 99045, 110050, 132060, 136462, 144150, 165075, 172980, 198090, 204693, 216225, 220100, 272924, 288300, 330150, 341155, 396180, 409386, 432450, 495225, 614079, 660300, 682310, 818772, 864900, 990450, 1023465, 1228158, 1364620, 1705775, 1980900, 2046930, 2456316, 3070395, 3411550, 4093860, 5117325, 6140790, 6823100, 10234650, 12281580, 15351975, 20469300, 30703950, 61407900]

約数ペア:

[(1, 61407900), (2, 30703950), (3, 20469300), (4, 15351975), (5, 12281580), (6, 10234650), (9, 6823100), (10, 6140790), (12, 5117325), (15, 4093860), (18, 3411550), (20, 3070395), (25, 2456316), (30, 2046930), (31, 1980900), (36, 1705775), (45, 1364620), (50, 1228158), (60, 1023465), (62, 990450), (71, 864900), (75, 818772), (90, 682310), (93, 660300), (100, 614079), (124, 495225), (142, 432450), (150, 409386), (155, 396180), (180, 341155), (186, 330150), (213, 288300), (225, 272924), (279, 220100), (284, 216225), (300, 204693), (310, 198090), (355, 172980), (372, 165075), (426, 144150), (450, 136462), (465, 132060), (558, 110050), (620, 99045), (639, 96100), (710, 86490), (775, 79236), (852, 72075), (900, 68231), (930, 66030), (961, 63900), (1065, 57660), (1116, 55025), (1278, 48050), (1395, 44020), (1420, 43245), (1550, 39618), (1775, 34596), (1860, 33015), (1922, 31950), (2130, 28830), (2201, 27900), (2325, 26412), (2556, 24025), (2790, 22010), (2883, 21300), (3100, 19809), (3195, 19220), (3550, 17298), (3844, 15975), (4260, 14415), (4402, 13950), (4650, 13206), (4805, 12780), (5325, 11532), (5580, 11005), (5766, 10650), (6390, 9610), (6603, 9300), (6975, 8804), (7100, 8649)]