69511980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2963}}^1$

素因数の和:3015

約数の個数: 96

約数和(自身を含む): 215115264

約数和(自身を除く): 145603284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 92, 102, 115, 138, 170, 204, 230, 255, 276, 340, 345, 391, 460, 510, 690, 782, 1020, 1173, 1380, 1564, 1955, 2346, 2963, 3910, 4692, 5865, 5926, 7820, 8889, 11730, 11852, 14815, 17778, 23460, 29630, 35556, 44445, 50371, 59260, 68149, 88890, 100742, 136298, 151113, 177780, 201484, 204447, 251855, 272596, 302226, 340745, 408894, 503710, 604452, 681490, 755565, 817788, 1007420, 1022235, 1158533, 1362980, 1511130, 2044470, 2317066, 3022260, 3475599, 4088940, 4634132, 5792665, 6951198, 11585330, 13902396, 17377995, 23170660, 34755990, 69511980]

約数ペア:

[(1, 69511980), (2, 34755990), (3, 23170660), (4, 17377995), (5, 13902396), (6, 11585330), (10, 6951198), (12, 5792665), (15, 4634132), (17, 4088940), (20, 3475599), (23, 3022260), (30, 2317066), (34, 2044470), (46, 1511130), (51, 1362980), (60, 1158533), (68, 1022235), (69, 1007420), (85, 817788), (92, 755565), (102, 681490), (115, 604452), (138, 503710), (170, 408894), (204, 340745), (230, 302226), (255, 272596), (276, 251855), (340, 204447), (345, 201484), (391, 177780), (460, 151113), (510, 136298), (690, 100742), (782, 88890), (1020, 68149), (1173, 59260), (1380, 50371), (1564, 44445), (1955, 35556), (2346, 29630), (2963, 23460), (3910, 17778), (4692, 14815), (5865, 11852), (5926, 11730), (7820, 8889)]