328084120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 915546240

約数和(自身を除く): 587462120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 173, 182, 260, 280, 346, 364, 455, 520, 521, 692, 728, 865, 910, 1042, 1211, 1384, 1730, 1820, 2084, 2249, 2422, 2605, 3460, 3640, 3647, 4168, 4498, 4844, 5210, 6055, 6773, 6920, 7294, 8996, 9688, 10420, 11245, 12110, 13546, 14588, 15743, 17992, 18235, 20840, 22490, 24220, 27092, 29176, 31486, 33865, 36470, 44980, 47411, 48440, 54184, 62972, 67730, 72940, 78715, 89960, 90133, 94822, 125944, 135460, 145880, 157430, 180266, 189644, 237055, 270920, 314860, 360532, 379288, 450665, 474110, 629720, 630931, 721064, 901330, 948220, 1171729, 1261862, 1802660, 1896440, 2343458, 2523724, 3154655, 3605320, 4686916, 5047448, 5858645, 6309310, 8202103, 9373832, 11717290, 12618620, 16404206, 23434580, 25237240, 32808412, 41010515, 46869160, 65616824, 82021030, 164042060, 328084120]

約数ペア:

[(1, 328084120), (2, 164042060), (4, 82021030), (5, 65616824), (7, 46869160), (8, 41010515), (10, 32808412), (13, 25237240), (14, 23434580), (20, 16404206), (26, 12618620), (28, 11717290), (35, 9373832), (40, 8202103), (52, 6309310), (56, 5858645), (65, 5047448), (70, 4686916), (91, 3605320), (104, 3154655), (130, 2523724), (140, 2343458), (173, 1896440), (182, 1802660), (260, 1261862), (280, 1171729), (346, 948220), (364, 901330), (455, 721064), (520, 630931), (521, 629720), (692, 474110), (728, 450665), (865, 379288), (910, 360532), (1042, 314860), (1211, 270920), (1384, 237055), (1730, 189644), (1820, 180266), (2084, 157430), (2249, 145880), (2422, 135460), (2605, 125944), (3460, 94822), (3640, 90133), (3647, 89960), (4168, 78715), (4498, 72940), (4844, 67730), (5210, 62972), (6055, 54184), (6773, 48440), (6920, 47411), (7294, 44980), (8996, 36470), (9688, 33865), (10420, 31486), (11245, 29176), (12110, 27092), (13546, 24220), (14588, 22490), (15743, 20840), (17992, 18235)]