258388680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3209}}^1$

素因数の和:3295

約数の個数: 128

約数和(自身を含む): 859766400

約数和(自身を除く): 601377720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 244, 264, 305, 330, 366, 440, 488, 610, 660, 671, 732, 915, 1220, 1320, 1342, 1464, 1830, 2013, 2440, 2684, 3209, 3355, 3660, 4026, 5368, 6418, 6710, 7320, 8052, 9627, 10065, 12836, 13420, 16045, 16104, 19254, 20130, 25672, 26840, 32090, 35299, 38508, 40260, 48135, 64180, 70598, 77016, 80520, 96270, 105897, 128360, 141196, 176495, 192540, 195749, 211794, 282392, 352990, 385080, 391498, 423588, 529485, 587247, 705980, 782996, 847176, 978745, 1058970, 1174494, 1411960, 1565992, 1957490, 2117940, 2153239, 2348988, 2936235, 3914980, 4235880, 4306478, 4697976, 5872470, 6459717, 7829960, 8612956, 10766195, 11744940, 12919434, 17225912, 21532390, 23489880, 25838868, 32298585, 43064780, 51677736, 64597170, 86129560, 129194340, 258388680]

約数ペア:

[(1, 258388680), (2, 129194340), (3, 86129560), (4, 64597170), (5, 51677736), (6, 43064780), (8, 32298585), (10, 25838868), (11, 23489880), (12, 21532390), (15, 17225912), (20, 12919434), (22, 11744940), (24, 10766195), (30, 8612956), (33, 7829960), (40, 6459717), (44, 5872470), (55, 4697976), (60, 4306478), (61, 4235880), (66, 3914980), (88, 2936235), (110, 2348988), (120, 2153239), (122, 2117940), (132, 1957490), (165, 1565992), (183, 1411960), (220, 1174494), (244, 1058970), (264, 978745), (305, 847176), (330, 782996), (366, 705980), (440, 587247), (488, 529485), (610, 423588), (660, 391498), (671, 385080), (732, 352990), (915, 282392), (1220, 211794), (1320, 195749), (1342, 192540), (1464, 176495), (1830, 141196), (2013, 128360), (2440, 105897), (2684, 96270), (3209, 80520), (3355, 77016), (3660, 70598), (4026, 64180), (5368, 48135), (6418, 40260), (6710, 38508), (7320, 35299), (8052, 32090), (9627, 26840), (10065, 25672), (12836, 20130), (13420, 19254), (16045, 16104)]