245195760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3163}}^1$

素因数の和:3215

約数の個数: 160

約数和(自身を含む): 847445760

約数和(自身を除く): 602250000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1938, 2040, 2280, 2584, 3163, 3230, 3876, 4080, 4560, 4845, 5168, 6326, 6460, 7752, 9489, 9690, 12652, 12920, 15504, 15815, 18978, 19380, 25304, 25840, 31630, 37956, 38760, 47445, 50608, 53771, 60097, 63260, 75912, 77520, 94890, 107542, 120194, 126520, 151824, 161313, 180291, 189780, 215084, 240388, 253040, 268855, 300485, 322626, 360582, 379560, 430168, 480776, 537710, 600970, 645252, 721164, 759120, 806565, 860336, 901455, 961552, 1021649, 1075420, 1201940, 1290504, 1442328, 1613130, 1802910, 2043298, 2150840, 2403880, 2581008, 2884656, 3064947, 3226260, 3605820, 4086596, 4301680, 4807760, 5108245, 6129894, 6452520, 7211640, 8173192, 10216490, 12259788, 12905040, 14423280, 15324735, 16346384, 20432980, 24519576, 30649470, 40865960, 49039152, 61298940, 81731920, 122597880, 245195760]

約数ペア:

[(1, 245195760), (2, 122597880), (3, 81731920), (4, 61298940), (5, 49039152), (6, 40865960), (8, 30649470), (10, 24519576), (12, 20432980), (15, 16346384), (16, 15324735), (17, 14423280), (19, 12905040), (20, 12259788), (24, 10216490), (30, 8173192), (34, 7211640), (38, 6452520), (40, 6129894), (48, 5108245), (51, 4807760), (57, 4301680), (60, 4086596), (68, 3605820), (76, 3226260), (80, 3064947), (85, 2884656), (95, 2581008), (102, 2403880), (114, 2150840), (120, 2043298), (136, 1802910), (152, 1613130), (170, 1442328), (190, 1290504), (204, 1201940), (228, 1075420), (240, 1021649), (255, 961552), (272, 901455), (285, 860336), (304, 806565), (323, 759120), (340, 721164), (380, 645252), (408, 600970), (456, 537710), (510, 480776), (570, 430168), (646, 379560), (680, 360582), (760, 322626), (816, 300485), (912, 268855), (969, 253040), (1020, 240388), (1140, 215084), (1292, 189780), (1360, 180291), (1520, 161313), (1615, 151824), (1938, 126520), (2040, 120194), (2280, 107542), (2584, 94890), (3163, 77520), (3230, 75912), (3876, 63260), (4080, 60097), (4560, 53771), (4845, 50608), (5168, 47445), (6326, 38760), (6460, 37956), (7752, 31630), (9489, 25840), (9690, 25304), (12652, 19380), (12920, 18978), (15504, 15815)]