16961580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 57081024

約数和(自身を除く): 40119444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 230, 241, 255, 276, 306, 340, 345, 391, 414, 460, 482, 510, 612, 690, 723, 765, 782, 828, 964, 1020, 1035, 1173, 1205, 1380, 1446, 1530, 1564, 1955, 2070, 2169, 2346, 2410, 2892, 3060, 3519, 3615, 3910, 4097, 4140, 4338, 4692, 4820, 5543, 5865, 7038, 7230, 7820, 8194, 8676, 10845, 11086, 11730, 12291, 14076, 14460, 16388, 16629, 17595, 20485, 21690, 22172, 23460, 24582, 27715, 33258, 35190, 36873, 40970, 43380, 49164, 49887, 55430, 61455, 66516, 70380, 73746, 81940, 83145, 94231, 99774, 110860, 122910, 147492, 166290, 184365, 188462, 199548, 245820, 249435, 282693, 332580, 368730, 376924, 471155, 498870, 565386, 737460, 848079, 942310, 997740, 1130772, 1413465, 1696158, 1884620, 2826930, 3392316, 4240395, 5653860, 8480790, 16961580]

約数ペア:

[(1, 16961580), (2, 8480790), (3, 5653860), (4, 4240395), (5, 3392316), (6, 2826930), (9, 1884620), (10, 1696158), (12, 1413465), (15, 1130772), (17, 997740), (18, 942310), (20, 848079), (23, 737460), (30, 565386), (34, 498870), (36, 471155), (45, 376924), (46, 368730), (51, 332580), (60, 282693), (68, 249435), (69, 245820), (85, 199548), (90, 188462), (92, 184365), (102, 166290), (115, 147492), (138, 122910), (153, 110860), (170, 99774), (180, 94231), (204, 83145), (207, 81940), (230, 73746), (241, 70380), (255, 66516), (276, 61455), (306, 55430), (340, 49887), (345, 49164), (391, 43380), (414, 40970), (460, 36873), (482, 35190), (510, 33258), (612, 27715), (690, 24582), (723, 23460), (765, 22172), (782, 21690), (828, 20485), (964, 17595), (1020, 16629), (1035, 16388), (1173, 14460), (1205, 14076), (1380, 12291), (1446, 11730), (1530, 11086), (1564, 10845), (1955, 8676), (2070, 8194), (2169, 7820), (2346, 7230), (2410, 7038), (2892, 5865), (3060, 5543), (3519, 4820), (3615, 4692), (3910, 4338), (4097, 4140)]