30271940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 71971200

約数和(自身を除く): 41699260

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 41, 58, 67, 76, 82, 95, 116, 134, 145, 164, 190, 205, 268, 290, 335, 380, 410, 551, 580, 670, 779, 820, 1102, 1189, 1273, 1340, 1558, 1943, 2204, 2378, 2546, 2747, 2755, 3116, 3886, 3895, 4756, 5092, 5494, 5510, 5945, 6365, 7772, 7790, 9715, 10988, 11020, 11890, 12730, 13735, 15580, 19430, 22591, 23780, 25460, 27470, 36917, 38860, 45182, 52193, 54940, 73834, 79663, 90364, 104386, 112955, 147668, 159326, 184585, 208772, 225910, 260965, 318652, 369170, 398315, 451820, 521930, 738340, 796630, 1043860, 1513597, 1593260, 3027194, 6054388, 7567985, 15135970, 30271940]

約数ペア:

[(1, 30271940), (2, 15135970), (4, 7567985), (5, 6054388), (10, 3027194), (19, 1593260), (20, 1513597), (29, 1043860), (38, 796630), (41, 738340), (58, 521930), (67, 451820), (76, 398315), (82, 369170), (95, 318652), (116, 260965), (134, 225910), (145, 208772), (164, 184585), (190, 159326), (205, 147668), (268, 112955), (290, 104386), (335, 90364), (380, 79663), (410, 73834), (551, 54940), (580, 52193), (670, 45182), (779, 38860), (820, 36917), (1102, 27470), (1189, 25460), (1273, 23780), (1340, 22591), (1558, 19430), (1943, 15580), (2204, 13735), (2378, 12730), (2546, 11890), (2747, 11020), (2755, 10988), (3116, 9715), (3886, 7790), (3895, 7772), (4756, 6365), (5092, 5945), (5494, 5510)]